When professional competitors aren't swatting baseballs over padded fences, nailing pigskin-carrying runners and slamming rocks into nets, they have a bit of spare time to cater to their intriguing obsessions.
What many athletes do during their off days may strike you as odd, strange and just plain hilarious. But don't be fooled, these passions are no laughing matter.
Years of study, practice and enjoyment have led these sports icons to fully embrace their specific art. Be it eating, collecting or literally making art.
Time to look at the 50 strangest athlete hobbies in history.
For some, a chance to try new things.